Home / 1,951,312.59-2,926,968.81-1,286,309.07

Finding the Fourth Proportional to 1,951,312.59, 2,926,968.81 and 1,286,309.07

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Solution

The fourth proportional to 1,951,312.59, 2,926,968.81 and 1,286,309.07 is: 1,929,463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,312.59 : 2,926,968.81 = 1,286,309.07 : x
  2. Step 2: Convert to fraction form
    1,951,312.59/2,926,968.81 = 1,286,309.07/x
  3. Step 3: Cross multiply
    1,951,312.59x = 2,926,968.81 × 1,286,309.07
  4. Step 4: Simplify right side
    1,951,312.59x = 3,764,986,527,910.11
  5. Step 5: Solve for x
    x = 3,764,986,527,910.11/1,951,312.59
  6. Step 6: Final answer
    x = 1,929,463.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.